title: Distinguishing depression from functional impairment in the medical outcomes study.
authors.forename: S F
authors.initials: SF
authors.lastname: Jencks
mesh_terms: D002908:Chronic Disease; D003863:Depression / Q000503:physiopathology*; D003866:Depressive Disorder / Q000175:diagnosis; D003937:Diagnosis, Differential; D006801:Humans